diff --git a/SOURCES/bz2027591-nfsnotify-fix-notify_args-default.patch b/SOURCES/bz2027591-nfsnotify-fix-notify_args-default.patch
new file mode 100644
index 0000000..75ca836
--- /dev/null
+++ b/SOURCES/bz2027591-nfsnotify-fix-notify_args-default.patch
@@ -0,0 +1,22 @@
+From 1c037b3ac0288509fb2b74fb4a661a504155da15 Mon Sep 17 00:00:00 2001
+From: Oyvind Albrigtsen <oalbrigt@redhat.com>
+Date: Thu, 26 Aug 2021 12:27:50 +0200
+Subject: [PATCH] nfsnotify: fix default value for "notify_args"
+
+---
+ heartbeat/nfsnotify.in | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/heartbeat/nfsnotify.in b/heartbeat/nfsnotify.in
+index 851f6ad6b4..fe6d2793ba 100644
+--- a/heartbeat/nfsnotify.in
++++ b/heartbeat/nfsnotify.in
+@@ -33,7 +33,7 @@
+ # Parameter defaults
+ 
+ OCF_RESKEY_source_host_default=""
+-OCF_RESKEY_notify_args_default="false"
++OCF_RESKEY_notify_args_default=""
+ 
+ : ${OCF_RESKEY_source_host=${OCF_RESKEY_source_host_default}}
+ : ${OCF_RESKEY_notify_args=${OCF_RESKEY_notify_args_default}}
diff --git a/SPECS/resource-agents.spec b/SPECS/resource-agents.spec
index 24e8dcf..180ae0a 100644
--- a/SPECS/resource-agents.spec
+++ b/SPECS/resource-agents.spec
@@ -66,7 +66,7 @@
 Name:		resource-agents
 Summary:	Open Source HA Reusable Cluster Resource Scripts
 Version:	4.9.0
-Release:	10%{?rcver:%{rcver}}%{?numcomm:.%{numcomm}}%{?alphatag:.%{alphatag}}%{?dirty:.%{dirty}}%{?dist}
+Release:	11%{?rcver:%{rcver}}%{?numcomm:.%{numcomm}}%{?alphatag:.%{alphatag}}%{?dirty:.%{dirty}}%{?dist}
 License:	GPLv2+ and LGPLv2+
 URL:		https://github.com/ClusterLabs/resource-agents
 %if 0%{?fedora} || 0%{?centos_version} || 0%{?rhel}
@@ -92,6 +92,7 @@ Patch5:		bz2014415-nfsserver-add-nfs_server_scope-parameter.patch
 Patch6:		bz2015789-gcp-ilb-1-fix-log_enable.patch
 Patch7:		bz2015789-gcp-ilb-2-only-check-log_cmd-if-log-enabled.patch
 Patch8:		bz2015789-gcp-ilb-3-use-bundled-gcloud.patch
+Patch9:		bz2027591-nfsnotify-fix-notify_args-default.patch
 
 # bundle patches
 Patch1000:	7-gcp-bundled.patch
@@ -274,6 +275,7 @@ exit 1
 %patch6 -p1
 %patch7 -p1
 %patch8 -p1
+%patch9 -p1
 
 chmod 755 heartbeat/nova-compute-wait
 chmod 755 heartbeat/NovaEvacuate
@@ -854,6 +856,11 @@ ccs_update_schema > /dev/null 2>&1 ||:
 %{_usr}/lib/ocf/lib/heartbeat/OCF_*.pm
 
 %changelog
+* Tue Nov 30 2021 Oyvind Albrigtsen <oalbrigt@redhat.com> - 4.9.0-11
+- nfsnotify: fix default value for "notify_args"
+
+  Resolves: rhbz#2027591
+
 * Tue Nov  9 2021 Oyvind Albrigtsen <oalbrigt@redhat.com> - 4.9.0-10
 - gcp-ilb: new resource agent